Heckenberg vs Sadleir NSW
Two New South Wales suburbs, about 1 km apart, side by side — straight from the official numbers.
The numbers
| Heckenberg | Sadleir | |
|---|---|---|
| Population (2021) | 3,263 | 3,243 |
| Median age | 32 | 33 |
| Median rent (weekly) | $300 | $250 |
| Owner-occupied | 49% | 45% |
| Family households | 79% | 70% |
| SEIFA advantage (decile of 10) | 1 | 1 |
| Tree canopy | 11% | 8% |
| Population 2011 | 2,988 | 3,053 |
What stands out
Sadleir rents cheaper — $250 vs $300 a week at the census.
Both sit in the same SEIFA advantage decile (1 of 10).
Growth since 2011: Heckenberg +9%, Sadleir +6%.
In short
The two sit about 1 km apart in a straight line, both in New South Wales.
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